Home / 5,626.75-8,435.55-2,114.80

Finding the Fourth Proportional to 5,626.75, 8,435.55 and 2,114.80

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Solution

The fourth proportional to 5,626.75, 8,435.55 and 2,114.80 is: 3,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626.75 : 8,435.55 = 2,114.80 : x
  2. Step 2: Convert to fraction form
    5,626.75/8,435.55 = 2,114.80/x
  3. Step 3: Cross multiply
    5,626.75x = 8,435.55 × 2,114.80
  4. Step 4: Simplify right side
    5,626.75x = 17,839,501.14
  5. Step 5: Solve for x
    x = 17,839,501.14/5,626.75
  6. Step 6: Final answer
    x = 3,170.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.